3020-00-289-7673 GEAR,HELICAL Index 3020-00-289-7680 GEAR,SPUR

National Stock Number:
3020-00-289-7678

Federal Supply Class:
3020

National Item Identification Number:
002897678

Description:
PULLEY,GROOVE

Detail:
A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see BLOCK, TACKLE. For items specifically designed for aviation, see PULLEY(1), GROOVE, AVIATION.


Manufacturer Information:
3739724975PRESTOLITE ELECTRIC INC
3739735510PRESTOLITE ELECTRIC INC
869973919207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
BEARINGSNOT INCLUDED
BORE DIAMETER0.8750 INCHES MINIMUM AND 0.8755 INCHES MAXIMUM
BORE FEATUREINCLUDED
BORE LENGTH3.500 INCHES NOMINAL
BORE TYPESTRAIGHT
COUNTERBORE DIAMETER2.812 INCHES NOMINAL
COUNTERBORE FEATUREINCLUDED
COUNTERBORE LOCATIONBB END
COUNTERBORE DEPTH2.1875 INCHES NOMINAL
DESIGN FORMPLAIN
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY0.5550 INCHES NOMINAL
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION1.125 INCHES NOMINAL BOTH ENDS
FACE WIDTH2.375 INCHES NOMINAL
GROOVE DEPTH0.422 INCHES NOMINAL
GROOVE QUANTITY4
GROOVE SHAPEV
GROOVE WIDTH0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
HUB END OUTSIDE DIAMETER AND LOCATION1.375 INCHES NOMINAL BOTH ENDS
INTEGRAL COOLING VANENOT INCLUDED
KEYING FACILITY TYPEKEYWAY
KEYING FACILITYINCLUDED
KEYWAY WIDTH0.251 INCHES MINIMUM AND 0.256 INCHES MAXIMUM
LIGHTENING HOLENOT INCLUDED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633, FS1010-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1010 OVERALL
QUANTITY1
OUTSIDE DIAMETER4.000 INCHES NOMINAL
OVERALL LENGTH3.500 INCHES NOMINAL
SPLIT HUB FEATURENOT INCLUDED
STYLE DESIGNATORPLAIN
SURFACE TREATMENTPHOSPHATE
V GROOVE ANGLE IN DEG36.0


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